Pith Number

pith:4VOZNKWF

pith:2017:4VOZNKWFISOCHTZS42K7JUYE23

not attested not anchored not stored refs pending

Rational Cohomology and Supports for Linear Algebraic Groups

Eric M. Friedlander

arxiv:1712.06701 v1 · 2017-12-18 · math.RT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4VOZNKWFISOCHTZS42K7JUYE23}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:27:40.705818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e55d96aac5449c23cf32e695f4d304d6fc692deec31c47e8adcf6bfcab78ec18

Aliases

arxiv: 1712.06701 · arxiv_version: 1712.06701v1 · doi: 10.48550/arxiv.1712.06701 · pith_short_12: 4VOZNKWFISOC · pith_short_16: 4VOZNKWFISOCHTZS · pith_short_8: 4VOZNKWF

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/4VOZNKWFISOCHTZS42K7JUYE23 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e55d96aac5449c23cf32e695f4d304d6fc692deec31c47e8adcf6bfcab78ec18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a6ccf9be842101fae5a17b5512a6a09daac326135738ef4e22d1f8bd0961755",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2017-12-18T22:38:19Z",
    "title_canon_sha256": "72a3d519869d303cdb0634342be10f38ed2969f32edb0b358abb965ecd1d9d00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06701",
    "kind": "arxiv",
    "version": 1
  }
}